Home / 319,803,663.35-441,320,932.90-178,675,970.15

Finding the Fourth Proportional to 319,803,663.35, 441,320,932.90 and 178,675,970.15

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Solution

The fourth proportional to 319,803,663.35, 441,320,932.90 and 178,675,970.15 is: 246,568,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,803,663.35 : 441,320,932.90 = 178,675,970.15 : x
  2. Step 2: Convert to fraction form
    319,803,663.35/441,320,932.90 = 178,675,970.15/x
  3. Step 3: Cross multiply
    319,803,663.35x = 441,320,932.90 × 178,675,970.15
  4. Step 4: Simplify right side
    319,803,663.35x = 78,853,445,833,410,544
  5. Step 5: Solve for x
    x = 78,853,445,833,410,544/319,803,663.35
  6. Step 6: Final answer
    x = 246,568,300.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.